Home / 1,694,339.40-2,541,509.10-1,458,143.40

Finding the Fourth Proportional to 1,694,339.40, 2,541,509.10 and 1,458,143.40

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Solution

The fourth proportional to 1,694,339.40, 2,541,509.10 and 1,458,143.40 is: 2,187,215.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694,339.40 : 2,541,509.10 = 1,458,143.40 : x
  2. Step 2: Convert to fraction form
    1,694,339.40/2,541,509.10 = 1,458,143.40/x
  3. Step 3: Cross multiply
    1,694,339.40x = 2,541,509.10 × 1,458,143.40
  4. Step 4: Simplify right side
    1,694,339.40x = 3,705,884,720,204.94
  5. Step 5: Solve for x
    x = 3,705,884,720,204.94/1,694,339.40
  6. Step 6: Final answer
    x = 2,187,215.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.